With Two Water Bottle Holders: As a bonus gift, we supply two BPA-free water bottles of 6.5oz per bottle, so you have enough water for short to medium distance races. Held in place with elasticated retainers to prevent them from falling out. The design allows you to easily remove the bottles from the pockets.Large Storage and Protection: 20x11cm fanny bag with durable zipper keeps your valuables safe inside. Fits large smartphones iPhone Samsung etc. Interior, there are layer pockets to separate your phone from keys, credit cards, money, tissues and other small gadgets.Highly Stretchable Anti-Slip Waist Belt: adjustable elastic running belt and water bottle pocket back with anti-slip design, fits most of waist and eliminates bouncing, slipping during exercise.Durable and Comfortable Waist Pack: Hydration belt is made of premium quality neoprene material, provides a snug fit while being sweat and water resistant. durable, stretchable and washable. Fits 27 inch - 39 inch (70cm-100cm) waist.Multifunctional Sports Bum Bag: Just wear it with the adjustable elastic straps, for night walking, cycling, traveling, hiking, camping, walking, running, biking and more.